diff --git a/homeassistant/components/universal/media_player.py b/homeassistant/components/universal/media_player.py
index c7cc0dd098d35..621e8c79433b1 100644
--- a/homeassistant/components/universal/media_player.py
+++ b/homeassistant/components/universal/media_player.py
@@ -46,6 +46,7 @@
     MediaPlayerState,
 )
 from homeassistant.const import (
+    ATTR_ASSUMED_STATE,
     ATTR_ENTITY_ID,
     ATTR_ENTITY_PICTURE,
     ATTR_SUPPORTED_FEATURES,
@@ -302,6 +303,11 @@ def name(self):
         """Return the name of universal player."""
         return self._name
 
+    @property
+    def assumed_state(self) -> bool:
+        """Return True if unable to access real state of the entity."""
+        return self._child_attr(ATTR_ASSUMED_STATE)
+
     @property
     def state(self):
         """Return the current state of media player.
diff --git a/tests/components/universal/test_media_player.py b/tests/components/universal/test_media_player.py
index 8da38af5abe79..b800e3afd1246 100644
--- a/tests/components/universal/test_media_player.py
+++ b/tests/components/universal/test_media_player.py
@@ -476,6 +476,13 @@ async def test_state_children_only(hass, mock_states):
     await ump.async_update()
     assert ump.state == STATE_PLAYING
 
+    mock_states.mock_mp_1._state = STATE_ON
+    mock_states.mock_mp_1._attr_assumed_state = True
+    mock_states.mock_mp_1.async_schedule_update_ha_state()
+    await hass.async_block_till_done()
+    await ump.async_update()
+    assert ump.assumed_state is True
+
 
 async def test_state_with_children_and_attrs(
     hass, config_children_and_attr, mock_states